Organ Pipe Cactus National Monument is located in southern Arizona, near the U.S.-Mexico border. Established in 1937, it protects a unique desert ecosystem characterized by the iconic Organ Pipe Cactus, which can grow up to 20 feet tall. The monument covers over 330 square miles and features diverse wildlife and plant species, making it a vital area for conservation. Visitors to the monument can explore scenic drives, hiking trails, and campgrounds. The Ajo Mountain Drive offers stunning views of the landscape, while trails like the Desert View Trail provide opportunities to experience the beauty of the desert up close.